Someone who charges a lot of money will only retain students if they think it is worth it - thus they can only survive if they are very good.

Or, if they can make people think that they are very good.

You know, some products, like perfume, sell better if they cost more - because a high price is part of the 'luxury'concept which you are buying, along with the scent. When I suggested this to my teacher, he immediately replied "so you suggest I double my fees". Well, I did not say that

Cheap dojo and expensive dojo maybe are different niches on the market, so to speak.